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Today, we are putting the Specna Arms SA-F249 to the test. If you haven't seen one yet, be sure to check out the detailed tabletop review and the outdoor shooting video I've already posted. Today, however, is all about the hard numbers. We are bringing it into the indoor sea can to check the chronograph performance and see what kind of accuracy we can squeeze out of this absolute beast on paper. Let's get right to it.

Chronograph Velocity Test

To start things off, I loaded up some quality 0.25g airsoft BBs to run through the chrony. This setup currently has a standard voltage adaptor, for the LED lighting system though my usual one died on me, so I’m running an adjustable voltage adapter.

After a brief, accidental full-auto burst (remember, this is a support weapon designed to lay down cover!), we dialed it in for some attempted single shots (super short trigger pulls) to get our baseline velocity readings.

Chronograph Results (0.25g BBs):

• Shot 1: 363 fps

• Shot 2: 364 fps

• Shot 3: 365 fps

• Shot 4: 362 fps

• Shot 5: 363 fps

• Shot 6: 365 fps

The consistency here is phenomenal. We are sitting right in that 363 to 365 fps sweet spot. For an AEG out of the box, seeing variance of only a couple of feet per second between shots is a testament to the internal air seal and overall build quality.

Full-Auto Accuracy Test

With the velocity dialed in, it was time to set up a paper target downrange. Because this is a sport based automatic weapon, there's no semi-auto selector that I could locate, it's meant to be fired in full auto, and that’s exactly how we tested it.

Instead of the massive 1500-round box magazine it comes with, I opted to run a standard AR-15 style magazine for this indoor test. I locked it in, aimed just below the center of the target, and let the spring unwind until the mag the spring could not push anymore Airsoft BB’’s out, dumping roughly 50 to 75 rounds in one continuous burst.

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The Results: Absolutely incredible. For a full-auto dump of that size, you would normally expect the BBs to spray across the paper. a little bit Instead, the Specna Arms SA-F249 punched a jagged, blown-out hole right through the target, resulting in a remarkably tight 2-inch grouping.

To pump that many rounds into such a condensed area on full auto is outstanding. It proves that this gun isn't just about suppressing fire; it provides highly accurate, concentrated fire downrange.

Final Thoughts

The Specna Arms SA-F249 is an incredibly impressive piece of kit. It delivers laser-like consistency on the chronograph and lays down surprisingly tight groupings in full auto. If you are looking for a support weapon that doesn't compromise on accuracy, this one needs to be on your radar.

Where to Buy: If you want to pick one of these up for yourself, or check out our other gear, head over to our stores:

• Buy the Specna Arms SA-F249 FN Machine Gun AEG Airsoft Rifle in Canada

• Buy Airsoft Rifles in the US

Thanks for tuning in and supporting the channel! Be sure to like, subscribe, and follow us for more reviews and shooting tests across YouTube, Rumble, Vimeo, Facebook, Twitter, and Instagram.

Take care, and we'll see you in the next one!

Despite a rocky start, my test with the Specna Arms SA-F249 machine gun did yield some eventual results. Initially, I set up multiple cameras (Three Sony Cameras, Insta360 X4, DJI Neo 2, Looki L1, Meta Ray-ban Gen 2) and planned a full-auto session aiming to empty the 1500-round magazine on a boat load of water filled cans. Unfortunately, the magazine’s feed malfunctioned, preventing the gun from firing as intended. Even so, I pivoted, swapping in an AR-15 magazine and still managed to get some satisfying shots on target. at the end of the video

It’s all part of the process: sometimes you get a lemon, but that doesn’t mean the day is totally lost. We did confirm that the gun itself works very well, and I hope to be revisiting this test with a new 1500 round magazine to give it a proper go. For now, at least we got a bit of action on those water-filled cans. Stay tuned for a follow-up, because I’m determined to show this LMG at its full potential!

• Buy the Specna Arms SA-F249 FN Machine Gun AEG Airsoft Rifle in Canada

• Buy Airsoft Rifles in the US

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The support weapon role in airsoft has always had a certain appeal, and the Specna Arms SA-F249 definitely delivers that intimidating LMG presence right out of the box. This massive AEG support rifle is styled after the legendary FN M249 platform and brings together high-capacity firepower, aggressive looks, and surprisingly good value for players wanting something beyond the typical AR-style airsoft rifle.

At first glance, the SA-F249 looks huge, but despite its size, it’s actually lighter than expected thanks to its reinforced polymer construction. Even so, it still feels substantial in the hands and gives off that true support weapon vibe the moment you shoulder it.

The version reviewed here comes equipped with the GATE X-ASR MOSFET system, a 1500-round auto-feeding electric box magazine, quick spring change capability, adjustable stock, integrated bipod, and multiple Picatinny rail sections for optics and accessories.

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Key Specifications

• Manufacturer: Specna Arms

• Model: SA-F249 Machine Gun AEG

• Platform Style: FN M249 Inspired Support Weapon

• Caliber: 6mm Airsoft BB

• Action: Electric Automatic (AEG)

• Magazine Capacity: 1500 Round Auto-Feeding Box Magazine

• FPS: Approximately 390 FPS

• Weight: 9.15 lbs / 4150g

• Length: 32–37 inches Adjustable

• Inner Barrel Length: 340mm

• Hop-Up: Adjustable Rotary Hop-Up

• Gearbox: Version 2 Gearbox

• MOSFET: GATE X-ASR Installed

• Threading: 14mm Counter-Clockwise

• Construction: Reinforced Polymer and Metal

• Battery Connector: Deans (Comes with adaptor)

• Battery & Charger: Not Included

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First Impressions

One of the first things noticed during the review was how different some components appeared compared to other online reviews. Some reviewers mentioned metal rear stock components while others claimed certain barrel sections were plastic. On this specific version, the rear stock assembly was definitely polymer, while the outer barrel appeared to be metal.

This kind of variation is fairly common with airsoft manufacturers over time as revisions and production updates happen.

Even with the extensive use of polymer, the Specna Arms SA-F249 FN Machine Gun AEG Airsoft Rifle still looks impressive and feels well-balanced considering its overall size. The carry handle, outer barrel, and several internal components are metal, while much of the receiver, stock, and furniture use reinforced polymer to help reduce overall weight.

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Electric Auto-Feeding Box Magazine

The standout feature on the SA-F249 is definitely the included 1500-round electric auto-feeding box magazine. This is what transforms the rifle into a true support platform capable of sustained suppressive fire during milsim games or outdoor skirmishes.

The magazine runs on AA batteries and includes three operating modes:

• Off

• Auto

• Sound Control

The “Auto” mode activates the winding mechanism whenever the trigger is pulled, while the “Sound Control” mode intelligently detects pitch changes from the gearbox to determine when BBs stop feeding, automatically rewinding the internal spring system as needed. It’s actually a pretty clever setup and adds a lot to the realism and usability of the rifle.

Another nice touch is that the SA-F249 remains compatible with standard M4-style AEG magazines, allowing emergency reloads if needed.

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Build Quality and Construction

The reinforced polymer construction helps keep the SA-F249 from becoming excessively heavy, especially for extended gameplay sessions. While some players may prefer more metal components for realism, there are advantages to quality polymer construction as well.

Polymer can sometimes absorb impacts better than brittle zinc alloy “pot metal” components commonly found in lower-end airsoft guns. The lighter weight may also reduce stress during accidental drops.

That said, there are still some concerns about long-term durability in specific areas, especially considering the rifle’s size and weight. I feel certain parts like the bipod and rear stock would have benefited from additional metal reinforcement.

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Quick Spring Change System

The SA-F249 also includes a quick spring change system for easier FPS adjustments. Accessing the spring requires removing the rear stock assembly by pushing out the rear pins.

While the feature itself is excellent, the review sample had extremely tight rear pins that required minor drilling of the polymer mounting holes to improve fitment. Once removed, however, spring access was relatively straightforward.

Field Role and Gameplay Potential

The Specna Arms SA-F249 FN Machine Gun AEG Airsoft Rifle is clearly designed for players wanting to fill a support gunner role. The large magazine capacity, full-auto-only operation, integrated bipod, and intimidating LMG profile make it ideal for suppressive fire and milsim gameplay.

At roughly $400 Canadian, the SA-F249 also offers surprisingly solid value considering what’s included. Many mid-range AR-style AEGs can already approach the $200–$300 range, making the jump to a dedicated support weapon platform more reasonable than some players might expect.

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Pros

• Super cool!

• High-capacity 1500 round auto feeding system.

• GATE X-ASR™ MOSFET improves trigger response and protects electronics.

• Quick spring change system allows for somewhat easy FPS tuning.

• Durable reinforced polymer and metal construction.

• Adjustable stock helps stability and comfort.

• Multiple rail sections for optics and accessories.

• LMG styling and handling make it ideal for support roles and milsim use.

• Compatible with M4 style magazines.

• Integrated bipod and carry handle add realism and functionality.

• Strong overall value for a support weapon platform.

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Cons

• Large and heavy compared to standard AR style AEGs.

• Box magazine can be bulky and somewhat noisy.

• Battery and charger sold separately.

• Lots of plastic, may experience durability issues.

• Rear stock pin fit may require drilling out.

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Final Thoughts

The Specna Arms SA-F249 Machine Gun AEG is a very cool support weapon platform that delivers a strong mix of realism, functionality, and affordability. It may not be perfect, and some players will likely wish for more metal construction, but overall it offers excellent value for anyone wanting to step into the LMG support role without spending a fortune.

The 1500-round auto-feeding system alone will make this thing a blast to use, and combined with the MOSFET, quick spring change system, adjustable stock, and M4 magazine compatibility, the SA-F249 brings a lot to the table for milsim and support gun enthusiasts alike.

A full field test shooting review should be especially interesting with this one.

• Buy the Specna Arms SA-F249 FN Machine Gun AEG Airsoft Rifle in Canada

• Buy Airsoft Rifles in the US

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It’s that time again, another Mystery Box unboxing for the Replica Airguns channel. As usual, no idea what’s inside going in, but this one lines up right after SHOT Show season, which usually means some interesting gear starts showing up.

This isn’t a full review, just a first look at what came in. Detailed Table Top and Field Test videos will follow once everything gets properly looked at and tested.

What’s in the Box?

This month’s box included three very different airsoft products:

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1. KJ Works KP-13 CO2 Airsoft Pistol

A Glock-style pistol - but not a Glock.

First Impressions:

• Very familiar Glock-like ergonomics and controls

• Polymer frame with a metal slide

• Trigger safety and integrated accessory rail

• Front fiber optic sight, black rear sight

• Full-size drop-out magazine (CO2 powered)

It also came with a barrel extension, but it arrived with damaged threads. Not a huge loss since those extensions tend to be fragile anyway and aren’t essential for most users.

Takeaway:
If you're looking for a Glock-style platform without licensing restrictions, this fits the role well. Likely compatible with some Glock holsters depending on fit.

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2. Specna Arms SA-F249 Machine Gun (ParaFlex)

This was the standout item, and easily the most unexpected.

First Impressions:

• Large, heavy, and very aggressive-looking

• FN M249-style light machine gun “replica” (Non trademarked)

• Battery-powered box magazine with hopper feed system

• Integrated bipod and carry handle

• Multiple Picatinny rails

• Includes extra spring and accessories

The feeding system and internal layout aren’t immediately obvious, it’s one of those guns that clearly requires some setup and understanding before use.

Takeaway:
This is not a casual backyard plinker. It’s a full-on support weapon platform, something you’d expect in a tactical or milsim environment.

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3. Specna Arms SA-F04 FLEX Electric Airsoft Rifle (Gen 2)

A much more approachable and practical option compared to the F249.

First Impressions:

• AR-style AEG platform

• Mostly polymer construction with some metal components

• Adjustable stock (buffer tube style)

• Picatinny rails and M-LOK compatibility

• Comes with both orange and black flash hiders

• Includes extra spring (M90) for velocity tuning

• Dean’s connector

Takeaway:
This looks like an entry-level to mid-tier rifle, compact, lightweight, and ideal for someone getting into Airsoft or wanting a versatile CQB setup.

Overall Thoughts

This box had a good mix:

• Pistol platform (KP-13) → familiar, practical

• Entry-level rifle (SA-F04) → accessible and versatile

• Heavy support weapon (SA-F249) → niche, but very cool

The F249 clearly stole the show just based on size and complexity, but the SA-F04 is probably the one most people would actually use regularly.

What’s Next?

As usual:

• Tabletop reviews will come first (closer look, specs, handling)

• Field test shooting videos are stacking up and coming next

Where to Find These

If you're in Canada, these should be available through:

• www.ReplicaAirguns.ca

Some models may also be available in the US store:

• www.ReplicaAirguns.us

More detailed breakdowns coming once these get properly tested.

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This was a really fun Field Test Shooting Video review. I don’t believe I have ever tested out a version of the P90 before and generally I don’t get a lot of Bullpups on my table so this was a bit of a treat shooting the Cybergun FN Herstal P90 NBB AEG Airsoft Rifle! If you have not already watched my Table Top Review for the Cybergun FN Herstal P9, then makes sure to do so for more details, specifications and close up video.

Starting with my Velocity FPS test, I placed several rounds through my Chronograph and once they evened out a bit, I averaged out my last 5 shots and was able to get a 427 fps velocity using .20 gram plastic Airsoft BB’s. Which is really close to the 436 fps claimed velocity made by Cybergun. I did notice that when I had a fully loaded magazine that I did get some occasional lower velocity shots perhaps because of too high of spring tension the magazine and this causing some loading issues? So do not load the magazine too much and cause the spring tension to overload it.

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Moving on to my Accuracy test, I placed a fresh paper target 30 feet down range and first shot 10 rounds in semi auto followed by the rest of the magazine, so I would say around 45 shots in full auto. I was able to get around a 1.5 inch grouping shooting 10 rounds and that opened up just a bit when I unloaded the rest of the magazine in full auto tonight around a 2 inch grouping. Shot placement is kind of irrelevant as theCybergun FN Herstal P90 NBB AEG Airsoft Rifle does not come with any sighting system so you will need to add your own Red Dot or picatinny compatible sight to it and of course adjust it to your preferred shot placement.

I typically prefer compact AR type CQB Airsoft rifles for their small and light size and perhaps just a little because of the way they look. That said I really like the look of the Cybergun FN Herstal P90 NBB AEG Airsoft Rifle, and it checks all the boxes as a CQB AEG Airsoft choice. The Cybergun FN Herstal P90 not only looked the part but performed really good and I would say could be used not only for CQB but for just about any Airsoft battle situation, as it had a nice high fps and was able to place rounds accurately down rage in both semi and full auto. With the Cybergun FN Herstal P90 NBB AEG Airsoft Rifle you get a really great performer, looker and the price is right considering it comes with almost everything you need in the box, including the battery and charger. Just keep in mind you will have to add your own sighting system, but that’s not a deal breaker since most people often change their sights anyway.

• Buy the Cybergun FN Herstal P90 NBB AEG Airsoft Rifle in Canada

• Buy the Cybergun FN Herstal P90 NBB AEG Airsoft Rifle in the US

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Type: GBB Airsoft Pistol.
Manufacturer: Cybergun
Model: FN Herstal FNX-45 Tactical.
Materials: Metal and polymer construction.
Weight: 1.8 Pound (820 grams).
Barrel Length: 4.8 inch (12.2 cm).
Total Length: 8.9 Inches (22.6 cm).
Propulsion: Green gas or propane
Action: Single and double action.
Ammunition Type: 6mm plastic Airsoft BB’s.
Ammunition Capacity: 25 round magazine.
Max FPS: 380 fps.

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Trigger Pull: The Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol has a single and double action trigger setup. Both feel pretty good with a surprisingly light double action trigger pull, the blowback action will cock the hammer between shots allowing for the vast majority of your shots being single action which you will find are short and very light. There is a little bit of take-up followed by a crisp light release.

Accuracy: So far I have not made my Field Test Shooting Video for the Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol. Keep posted for my upcoming Field Test Shooting Video for the Cybergun FN Herstal FNX-45 Threaded Barrel GBB Airsoft Pistol, until then I can not really comment on the shooting results.

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Build Quality: The build quality of the Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol feels really good, it has a nice weight to it and feels really solid in the hand. The materials used look good and have an excellent finish to them. There is just a bit of a slide wiggle but not excessive. You will find metal parts where you would expect them to be like in the slide, barrel components, magazine, slide catch release, take-down leaver, hammer and lots of internal parts.

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Realism: In terms of realism the Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol is pretty much the spitting image of the real steel version with all the markings and licensing in all the right places. Mechanically everything works about the same including full field strip-ability with full ambidextrous controls.

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Pros:

• Build quality feels really good.

• Full length blowback action.

• Accurate licensed TFN Herstal FNX-45 Tactical replica.

• Trigger pull is nice in both single and double action.

• Picatinny rail for adding accessories like a tac light or laser.

• Double stack full size drop out metal magazine holds the gas and 25 Airsoft BB’s

• Comes with additional back-strap in smaller size for smaller hands.

• White dot high rise front and back sights suitable for compensators.

• Fully ambidextrous controls.

• Easily Filed Strippable.

• Tip is easy to remove for addition of a mock compensator.

• Adjustable Bax Hop-up

Cons:

• Sights are not adjustable.

• Just a little bit of slide wiggle.

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Comments:
The Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol is a really great looking gun. The quality is on par with KWA and KJ Works in my opinion. I’m not sure who actually makes it as Cybergun is the license holder and distributer but I feel like the Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol is a step up from the standard KWC gun often used as the base. I look forward to testing out the Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol in the Sea Can indoor Airgun Shooting range to see how it performs. I’ll be testing with the short barrel and with the barrel extension installed to see what the fps difference is between the two.

My Vimeo Table Top Review for the Cybergun FN Herstal FNX-45 Tactical GBB Airsoft Pistol:

• Buy the Cybergun FN Herstal FNX-45 GBB Airsoft Pistol in Canada

• Buy the Cybergun FN Herstal FNX-45 GBB Airsoft Pistol in the US

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In this Table Top Preview video I take a look at two Blowback Airsoft Pistols one Distributed by Cybergun and the otters Distributed by ASG. Both are very similar in that they have threaded barrels which makes them much suppressor ready the big difference being that the ASG CZ P-09 is CO2 powered while the FN Herstal FNX-45 is Green Gas or Propane powered. IN this video I talk about the specifications and details and also show both Airsoft Pistols up nice and close.

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Cybergun FN Herstal FNX-45 Threaded Barrel GBB Airsoft Pistol

• Ammo Type: 6mm Airsoft BB’s

• Ammo Capacity: 25

• Power Source: Green Gas

• Primary Material: Metal & Polymer

• Weight: 1.8 Pounds (820 grams)

• FPS: 380

• Total Length: 8.9 Inches (22.6 cm)

• Barrel Length: 4.8 inch (12.2 cm) Threaded

• Blowback Action: Full Blowback

• Trigger Action: Double/Single

• Hopu-up: BAX

• Rear Sight: Fixed (Raised)

• Front Sight: Blade (Raised)

• Rail Type: Picatinny

• Color: Black (also comes in tan)

• Licensed FNH trademarks on slide and grip

• Distributed by Cybergun made in Taiwan

• Buy in Canada

• Buy in the US

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ASG CZ P-09 Threaded Barrel CO2 Blowback Airsoft Pistol

• Ammo Type: 6mm Airsoft BB’s

• Ammo Capacity: 25

• Power Source: CO2 x1

• Primary Material: Metal & Polymer

• Weight: 2.3 Pounds (1050 grams)

• FPS: 376

• Total Length: 9 Inches (22.9 cm)

• Barrel Length: 14.4 inches (1.2 cm) Threaded

• Blowback Action: Full Blowback

• Trigger Action: Double/Single

• Hop-up: Adjustable

• Rear Sight: Fixed 

• Front Sight: Blade 

• Rail Type: Picatinny

• Color: Flat Dark Earth (also comes in Urban Grey and all Black)

• Licensed CZ trademarks on slide and grip

• Distributed by ASG made in Taiwan

• Buy in Canada

• Buy in the US